Home / 1,310,571.36-1,965,857.92-363,942.24

Finding the Fourth Proportional to 1,310,571.36, 1,965,857.92 and 363,942.24

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Solution

The fourth proportional to 1,310,571.36, 1,965,857.92 and 363,942.24 is: 545,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,571.36 : 1,965,857.92 = 363,942.24 : x
  2. Step 2: Convert to fraction form
    1,310,571.36/1,965,857.92 = 363,942.24/x
  3. Step 3: Cross multiply
    1,310,571.36x = 1,965,857.92 × 363,942.24
  4. Step 4: Simplify right side
    1,310,571.36x = 715,458,734,926.54
  5. Step 5: Solve for x
    x = 715,458,734,926.54/1,310,571.36
  6. Step 6: Final answer
    x = 545,913.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.